Saint John weather in December (New Brunswick, Canada)
What weather conditions can you expect in Saint John this December? Get all the weather information you need to plan your visit.
Temperatures
The month of December in Saint John typically brings low temperatures and high snow/rainfall. During December, the winter season is in full swing. Expect temperatures to climb to 3°C during the day, with nighttime readings dropping to -5°C. With the coldest weather of the year, this month demands extra warmth. Be sure to layer up to stay comfortable.
Precipitation
Saint John in December usually receives high snow/rainfall, averaging around 140 mm for the month. Expect frequent showers this month, so make sure to have an umbrella to keep yourself dry. Climate data suggests that about 15 days will experience snow/rainfall.If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Saint John. July and August typically offer the most optimal weather. In contrast, January, February, March, April, May, October, November and December tend to have less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized Saint John climate page with graphs.
Saint John, monthly averages in December
Min Temperature
-5°C
Max Temperature
3°C
Chance of Rain
49%
Precipitation
140 mm
Rainy days
15 days
Where to go in Canada in December
Find out more about the weather in Canada and which places have the best travel conditions in this month.
perfect weather
pleasant
tolerable
unpleasant
poor
So, what should you wear in this month?
Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Interested in more climate information?
This site provides you with all the information you need about the climate in Saint John.
Our site offers climate and forecast data for every country in the world. Are you going to Canada? On this website you can find historical weather averages for many cities in Canada. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.
